Thermo Scientific Chemicals Eosin B, pure, high purity, biological stain

Description

Eosin B, C20H6Br2N2Na2O9, CAS Number-548-24-3, 4', 5'-Dibromo-2', 7'-dinitrofluorescein, 4',5'-Dibromo-2',7'-dinitrofluorescein, disodium salt, Eosin Bluish, 100g, 0.96 to 1.22, 19, 233, Brown, 208-943-1, 624.06, Pure, Danger, GHS H Statement: Causes serious eye damage.

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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Specifications

Chemical Identifiers

• CAS: 548-24-3
• Molecular Formula: C₂₀H₆Br₂N₂Na₂O₉
• Molecular Weight (g/mol): 624.06
• MDL Number: MFCD00005041
• Synonym: 4',5'-Dibromo-2',7'-dinitrofluorescein, disodium salt, 4', 5'-Dibromo-2', 7'-dinitrofluorescein, Eosin Bluish

• Melting Point: 310°C, 590°F
• Absorption Ratio: 0.96 to 1.22
• Beilstein: 19, 233
• Merck Index: 15, 3657
• Infrared Spectrum: Authentic
• Lambda Max: 511 to 520nm (in water + 1% Na2CO3)
• Formula Weight: 624.06
• Grade: Pure
• Packaging: Glass bottle
• Color: Brown
• pH: 7
• Quantity: 100 g
• Physical Form: Crystalline Powder
• Chemical Name or Material: Eosin B

RUO – Research Use Only